Invention Grant
US3672950A Adhesively laminated cellulosic product 失效
粘合性胶体产品

Adhesively laminated cellulosic product
Abstract:
A LAMINATED TISSUE PRODUCT IS FORMED FROM WEBS BONDED IN SUPERPOSED RELATION EMPLOYING PATTERNED LINES OF BONDING DELINEATING SUBSTANTIAL UNBONDED REGIONS. THE WEBS ARE MAINTAINED OUT OF INTIMATE CONTACT OVER SUBSTANTIAL PORTIONS OF THESE UNBONDED REGIONS TO PROVIDE A QUILTED OR CUSHIONED EFFECT. THIS MAY BE ACHIEVED BY EMBOSSING A NUMBER OF PROTUBERANCES ON AT LEAST ONE WEB TO FACE THE OTHER AND KEEP THE WEB APART. ALTERNATELY, OR IN ADDITION, THE WEBS MAY BE JOINED UNDER DIFFERENT RESPECTIVE TENSIONS SO THAT, UPON RELAXING ONE WEB IS OF GREATER AREA THAN THE OTHER.
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